In September 2022 NASA’s DART spacecraft slammed into the asteroid Dimorphos at 6.6 kilometres per second, turning a silent space rock into the fastest‑moving debris field ever recorded. The impact didn’t just nudge the asteroid—it turned it into a cosmic bowling ball, scattering chunks that now race around the Sun faster than a Formula 1 car. It was the first time humanity deliberately smashed a space object and watched the aftermath in real time. That’s right, a 176‑kilogram box of metal just gave the Solar System a makeover...